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UPS Shutdown Scripts

This documents everything I needed to get my Proxmox instance to listen to my UPS Server and initiate a shutdown script that would shutdown my UDM Pro. This is needed as the UDM Pro does not have the ability to listen to a NUT server on it's own (what the hell ubiquiti).

I'm using a Synology NAS as a NUT server, but you can point your NUT client to any supported UPS. It's set to alert any clients subscribed to it when the UPS connected to it is in low battery. This all applies regardless of what machine you have a NUT server on, it does not have to be Synology.

Additionally these install steps were on my Proxmox machine, but these steps will probably work on any Debian GNU/Linux OS with little to no modification. YMMV

High level summary of the steps:

  • Install the NUT client on Proxmox
@101arrowz
101arrowz / README.md
Last active February 20, 2026 19:10
Download a McGraw Hill Education eTextbook

Download a McGraw Hill Education eTextbook

If you purchase a textbook from McGraw Hill, the website to view it is clunky and only works on some devices. You can't go to specific page numbers, the search is super slow, etc. That's why I wrote this script to download the textbook as an ePub file for your own viewing.

Using this script is 100% legal. McGraw Hill publicly hosts their ebooks online in order for their web client to download it. Moreover, to use it, you must already have purchased the book you would like to download, so it is legally yours to use as you please. However, it IS illegal to use this for piracy purposes. DO NOT DISTRIBUTE ANY TEXTBOOKS YOU DOWNLOAD USING THIS SCRIPT.